Brain Lat.

Brain Lateralization: Chapter 4 Lecture 9 -refers to the fact that brain function does not happen bilaterally, different structures serve different purposes Historical Perspectives: - began in testing of WII brain injuries, each patient exhibited different speech impairments Brain damage observed in left hemisphere: -100% showed some form of aphasia (problems in language) -30% showed some recovery in varying degrees, it was found that most leftambidextrous peopled recovered -the least amount of recovery was reported in right handed people Brain damage observed in right hemisphere: -very few language problems and rarely lead to language problems -those who did show aphasia were leftambidextrous -it was concluded that because right hemisphere damage did not result in language problems and right handed people also did not show symptoms, language is attributed to left hemisphere functioning -in left handed people, language is bilateral, both hemispheres deal with la